. 2022 Dec 3;11(12):1750. doi: 10.3390/antibiotics11121750
© 2022 by the authors.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Scheme 4.
Synthesis of pyrrole from 1,4-dicarbonyls.